Document Type and Number:
Japanese Patent JPS55170611
Kind Code:
U
Abstract:
An improvement to fault-warning devices for gyroscopic instruments which consists in an indicator of the speed of the gyroscope rotor. Said speed indicator is constituted by a flag fully visible at rest, gradually disappearing when said rotor runs up to speed and gradually reappearing when said rotor slows down. The invention may be applied, more particularly, to fault warning devices having a power fault indicator.
Application Number:
JP6487180U
Publication Date:
December 08, 1980
Filing Date:
May 12, 1980
Export Citation:
International Classes:
G01C19/32; G01C19/06; G01C19/44; G01C25/00; (IPC1-7): G01C19/02
Foreign References:
| US3077760A | 1963-02-19 | |||
| US2664558A | 1953-12-29 |